420312002239 has 2 divisors, whose sum is σ = 420312002240. Its totient is φ = 420312002238.

The previous prime is 420312002237. The next prime is 420312002267. The reversal of 420312002239 is 932200213024.

It is an a-pointer prime, because the next prime (420312002267) can be obtained adding 420312002239 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420312002239 - 2¹ = 420312002237 is a prime.

Together with 420312002237, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420312002237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210156001119 + 210156001120.

It is an arithmetic number, because the mean of its divisors is an integer number (210156001120).

Almost surely, 2^420312002239 is an apocalyptic number.

420312002239 is a deficient number, since it is larger than the sum of its proper divisors (1).

420312002239 is an equidigital number, since it uses as much as digits as its factorization.

420312002239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 420312002239 in words is "four hundred twenty billion, three hundred twelve million, two thousand, two hundred thirty-nine".